/* Copyright (C) 1995-1998 Eric Young (eay@cryptsoft.com)
 * All rights reserved.
 *
 * This package is an SSL implementation written
 * by Eric Young (eay@cryptsoft.com).
 * The implementation was written so as to conform with Netscapes SSL.
 *
 * This library is free for commercial and non-commercial use as long as
 * the following conditions are aheared to.  The following conditions
 * apply to all code found in this distribution, be it the RC4, RSA,
 * lhash, DES, etc., code; not just the SSL code.  The SSL documentation
 * included with this distribution is covered by the same copyright terms
 * except that the holder is Tim Hudson (tjh@cryptsoft.com).
 *
 * Copyright remains Eric Young's, and as such any Copyright notices in
 * the code are not to be removed.
 * If this package is used in a product, Eric Young should be given attribution
 * as the author of the parts of the library used.
 * This can be in the form of a textual message at program startup or
 * in documentation (online or textual) provided with the package.
 *
 * Redistribution and use in source and binary forms, with or without
 * modification, are permitted provided that the following conditions
 * are met:
 * 1. Redistributions of source code must retain the copyright
 *    notice, this list of conditions and the following disclaimer.
 * 2. Redistributions in binary form must reproduce the above copyright
 *    notice, this list of conditions and the following disclaimer in the
 *    documentation and/or other materials provided with the distribution.
 * 3. All advertising materials mentioning features or use of this software
 *    must display the following acknowledgement:
 *    "This product includes cryptographic software written by
 *     Eric Young (eay@cryptsoft.com)"
 *    The word 'cryptographic' can be left out if the rouines from the library
 *    being used are not cryptographic related :-).
 * 4. If you include any Windows specific code (or a derivative thereof) from
 *    the apps directory (application code) you must include an acknowledgement:
 *    "This product includes software written by Tim Hudson (tjh@cryptsoft.com)"
 *
 * THIS SOFTWARE IS PROVIDED BY ERIC YOUNG ``AS IS'' AND
 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
 * ARE DISCLAIMED.  IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
 * SUCH DAMAGE.
 *
 * The licence and distribution terms for any publically available version or
 * derivative of this code cannot be changed.  i.e. this code cannot simply be
 * copied and put under another distribution licence
 * [including the GNU Public Licence.]
 */


#ifndef _SHA_LOCL__H
#define _SHA_LOCL__H


#include <stdlib.h>
#include <string.h>

#include "sha.h"

#define SHA_1
#ifndef SHA_LONG_LOG2
#define SHA_LONG_LOG2   2   /* default to 32 bits */
#endif

#define DATA_ORDER_IS_BIG_ENDIAN

#define HASH_LONG               SHA_LONG
#define HASH_LONG_LOG2          SHA_LONG_LOG2
#define HASH_CTX                SHA_CTX
#define HASH_CBLOCK             SHA_CBLOCK
#define HASH_LBLOCK             SHA_LBLOCK
#define HASH_MAKE_STRING(c,s)   do {    \
    unsigned long ll;       \
    ll=(c)->h0; HOST_l2c(ll,(s));   \
    ll=(c)->h1; HOST_l2c(ll,(s));   \
    ll=(c)->h2; HOST_l2c(ll,(s));   \
    ll=(c)->h3; HOST_l2c(ll,(s));   \
    ll=(c)->h4; HOST_l2c(ll,(s));   \
    } while (0)

#if defined(SHA_0)

# define HASH_UPDATE                SHA_Update
# define HASH_TRANSFORM             SHA_Transform
# define HASH_FINAL                 SHA_Final
# define HASH_INIT                  SHA_Init
# define HASH_BLOCK_HOST_ORDER      sha_block_host_order
# define HASH_BLOCK_DATA_ORDER      sha_block_data_order
# define Xupdate(a,ix,ia,ib,ic,id)  (ix=(a)=(ia^ib^ic^id))

void sha_block_host_order (SHA_CTX *c, const void *p, size_t num);
void sha_block_data_order (SHA_CTX *c, const void *p, size_t num);

#elif defined(SHA_1)

# define HASH_UPDATE                SHA1_Update
# define HASH_TRANSFORM             SHA1_Transform
# define HASH_FINAL                 SHA1_Final
# define HASH_INIT                  SHA1_Init
# define HASH_BLOCK_HOST_ORDER      sha1_block_host_order
# define HASH_BLOCK_DATA_ORDER      sha1_block_data_order
# if defined(__MWERKS__) && defined(__MC68K__)
/* Metrowerks for Motorola fails otherwise:-( <appro@fy.chalmers.se> */
#  define Xupdate(a,ix,ia,ib,ic,id) do { (a)=(ia^ib^ic^id);     \
                         ix=(a)=ROTATE((a),1);  \
                    } while (0)
# else
#  define Xupdate(a,ix,ia,ib,ic,id) ( (a)=(ia^ib^ic^id),    \
                      ix=(a)=ROTATE((a),1)  \
                    )
# endif

# ifdef SHA1_ASM
#  if defined(__i386) || defined(__i386__) || defined(_M_IX86) || defined(__INTEL__)
#   if !defined(B_ENDIAN)
#    define sha1_block_host_order       sha1_block_asm_host_order
#    define DONT_IMPLEMENT_BLOCK_HOST_ORDER
#    define sha1_block_data_order       sha1_block_asm_data_order
#    define DONT_IMPLEMENT_BLOCK_DATA_ORDER
#    define HASH_BLOCK_DATA_ORDER_ALIGNED   sha1_block_asm_data_order
#   endif
#  elif defined(__ia64) || defined(__ia64__) || defined(_M_IA64)
#   define sha1_block_host_order        sha1_block_asm_host_order
#   define DONT_IMPLEMENT_BLOCK_HOST_ORDER
#   define sha1_block_data_order        sha1_block_asm_data_order
#   define DONT_IMPLEMENT_BLOCK_DATA_ORDER
#  endif
# endif
void sha1_block_host_order (SHA_CTX *c, const void *p, size_t num);
void sha1_block_data_order (SHA_CTX *c, const void *p, size_t num);

#else
# error "Either SHA_0 or SHA_1 must be defined."
#endif

#include "md32_common.h"

#define INIT_DATA_h0 0x67452301UL
#define INIT_DATA_h1 0xefcdab89UL
#define INIT_DATA_h2 0x98badcfeUL
#define INIT_DATA_h3 0x10325476UL
#define INIT_DATA_h4 0xc3d2e1f0UL

int HASH_INIT (SHA_CTX *c)
{
    c->h0 = INIT_DATA_h0;
    c->h1 = INIT_DATA_h1;
    c->h2 = INIT_DATA_h2;
    c->h3 = INIT_DATA_h3;
    c->h4 = INIT_DATA_h4;
    c->Nl = 0;
    c->Nh = 0;
    c->num = 0;
    return 1;
}

#define K_00_19 0x5a827999UL
#define K_20_39 0x6ed9eba1UL
#define K_40_59 0x8f1bbcdcUL
#define K_60_79 0xca62c1d6UL

/* As  pointed out by Wei Dai <weidai@eskimo.com>, F() below can be
 * simplified to the code in F_00_19.  Wei attributes these optimisations
 * to Peter Gutmann's SHS code, and he attributes it to Rich Schroeppel.
 * #define F(x,y,z) (((x) & (y))  |  ((~(x)) & (z)))
 * I've just become aware of another tweak to be made, again from Wei Dai,
 * in F_40_59, (x&a)|(y&a) -> (x|y)&a
 */
#define F_00_19(b,c,d)  ((((c) ^ (d)) & (b)) ^ (d))
#define F_20_39(b,c,d)  ((b) ^ (c) ^ (d))
#define F_40_59(b,c,d)  (((b) & (c)) | (((b)|(c)) & (d)))
#define F_60_79(b,c,d)  F_20_39(b,c,d)

#ifndef OPENSSL_SMALL_FOOTPRINT

#define BODY_00_15(i,a,b,c,d,e,f,xi) \
    (f)=xi+(e)+K_00_19+ROTATE((a),5)+F_00_19((b),(c),(d)); \
    (b)=ROTATE((b),30);

#define BODY_16_19(i,a,b,c,d,e,f,xi,xa,xb,xc,xd) \
    Xupdate(f,xi,xa,xb,xc,xd); \
    (f)+=(e)+K_00_19+ROTATE((a),5)+F_00_19((b),(c),(d)); \
    (b)=ROTATE((b),30);

#define BODY_20_31(i,a,b,c,d,e,f,xi,xa,xb,xc,xd) \
    Xupdate(f,xi,xa,xb,xc,xd); \
    (f)+=(e)+K_20_39+ROTATE((a),5)+F_20_39((b),(c),(d)); \
    (b)=ROTATE((b),30);

#define BODY_32_39(i,a,b,c,d,e,f,xa,xb,xc,xd) \
    Xupdate(f,xa,xa,xb,xc,xd); \
    (f)+=(e)+K_20_39+ROTATE((a),5)+F_20_39((b),(c),(d)); \
    (b)=ROTATE((b),30);

#define BODY_40_59(i,a,b,c,d,e,f,xa,xb,xc,xd) \
    Xupdate(f,xa,xa,xb,xc,xd); \
    (f)+=(e)+K_40_59+ROTATE((a),5)+F_40_59((b),(c),(d)); \
    (b)=ROTATE((b),30);

#define BODY_60_79(i,a,b,c,d,e,f,xa,xb,xc,xd) \
    Xupdate(f,xa,xa,xb,xc,xd); \
    (f)=xa+(e)+K_60_79+ROTATE((a),5)+F_60_79((b),(c),(d)); \
    (b)=ROTATE((b),30);

#ifdef X
#undef X
#endif
#ifndef MD32_XARRAY
/*
 * Originally X was an array. As it's automatic it's natural
 * to expect RISC compiler to accomodate at least part of it in
 * the register bank, isn't it? Unfortunately not all compilers
 * "find" this expectation reasonable:-( On order to make such
 * compilers generate better code I replace X[] with a bunch of
 * X0, X1, etc. See the function body below...
 *              <appro@fy.chalmers.se>
 */
# define X(i)   XX##i
#else
/*
 * However! Some compilers (most notably HP C) get overwhelmed by
 * that many local variables so that we have to have the way to
 * fall down to the original behavior.
 */
# define X(i)   XX[i]
#endif

#ifndef DONT_IMPLEMENT_BLOCK_HOST_ORDER
void HASH_BLOCK_HOST_ORDER (SHA_CTX *c, const void *d, size_t num)
{
    const SHA_LONG *W = (const SHA_LONG *)d;
    register unsigned MD32_REG_T A, B, C, D, E, T;
#ifndef MD32_XARRAY
    unsigned MD32_REG_T XX0, XX1, XX2, XX3, XX4, XX5, XX6, XX7,
             XX8, XX9, XX10, XX11, XX12, XX13, XX14, XX15;
#else
    SHA_LONG    XX[16];
#endif

    A = c->h0;
    B = c->h1;
    C = c->h2;
    D = c->h3;
    E = c->h4;

    for (;;) {
        BODY_00_15( 0, A, B, C, D, E, T, W[ 0]);
        BODY_00_15( 1, T, A, B, C, D, E, W[ 1]);
        BODY_00_15( 2, E, T, A, B, C, D, W[ 2]);
        BODY_00_15( 3, D, E, T, A, B, C, W[ 3]);
        BODY_00_15( 4, C, D, E, T, A, B, W[ 4]);
        BODY_00_15( 5, B, C, D, E, T, A, W[ 5]);
        BODY_00_15( 6, A, B, C, D, E, T, W[ 6]);
        BODY_00_15( 7, T, A, B, C, D, E, W[ 7]);
        BODY_00_15( 8, E, T, A, B, C, D, W[ 8]);
        BODY_00_15( 9, D, E, T, A, B, C, W[ 9]);
        BODY_00_15(10, C, D, E, T, A, B, W[10]);
        BODY_00_15(11, B, C, D, E, T, A, W[11]);
        BODY_00_15(12, A, B, C, D, E, T, W[12]);
        BODY_00_15(13, T, A, B, C, D, E, W[13]);
        BODY_00_15(14, E, T, A, B, C, D, W[14]);
        BODY_00_15(15, D, E, T, A, B, C, W[15]);

        BODY_16_19(16, C, D, E, T, A, B, X( 0), W[ 0], W[ 2], W[ 8], W[13]);
        BODY_16_19(17, B, C, D, E, T, A, X( 1), W[ 1], W[ 3], W[ 9], W[14]);
        BODY_16_19(18, A, B, C, D, E, T, X( 2), W[ 2], W[ 4], W[10], W[15]);
        BODY_16_19(19, T, A, B, C, D, E, X( 3), W[ 3], W[ 5], W[11], X( 0));

        BODY_20_31(20, E, T, A, B, C, D, X( 4), W[ 4], W[ 6], W[12], X( 1));
        BODY_20_31(21, D, E, T, A, B, C, X( 5), W[ 5], W[ 7], W[13], X( 2));
        BODY_20_31(22, C, D, E, T, A, B, X( 6), W[ 6], W[ 8], W[14], X( 3));
        BODY_20_31(23, B, C, D, E, T, A, X( 7), W[ 7], W[ 9], W[15], X( 4));
        BODY_20_31(24, A, B, C, D, E, T, X( 8), W[ 8], W[10], X( 0), X( 5));
        BODY_20_31(25, T, A, B, C, D, E, X( 9), W[ 9], W[11], X( 1), X( 6));
        BODY_20_31(26, E, T, A, B, C, D, X(10), W[10], W[12], X( 2), X( 7));
        BODY_20_31(27, D, E, T, A, B, C, X(11), W[11], W[13], X( 3), X( 8));
        BODY_20_31(28, C, D, E, T, A, B, X(12), W[12], W[14], X( 4), X( 9));
        BODY_20_31(29, B, C, D, E, T, A, X(13), W[13], W[15], X( 5), X(10));
        BODY_20_31(30, A, B, C, D, E, T, X(14), W[14], X( 0), X( 6), X(11));
        BODY_20_31(31, T, A, B, C, D, E, X(15), W[15], X( 1), X( 7), X(12));

        BODY_32_39(32, E, T, A, B, C, D, X( 0), X( 2), X( 8), X(13));
        BODY_32_39(33, D, E, T, A, B, C, X( 1), X( 3), X( 9), X(14));
        BODY_32_39(34, C, D, E, T, A, B, X( 2), X( 4), X(10), X(15));
        BODY_32_39(35, B, C, D, E, T, A, X( 3), X( 5), X(11), X( 0));
        BODY_32_39(36, A, B, C, D, E, T, X( 4), X( 6), X(12), X( 1));
        BODY_32_39(37, T, A, B, C, D, E, X( 5), X( 7), X(13), X( 2));
        BODY_32_39(38, E, T, A, B, C, D, X( 6), X( 8), X(14), X( 3));
        BODY_32_39(39, D, E, T, A, B, C, X( 7), X( 9), X(15), X( 4));

        BODY_40_59(40, C, D, E, T, A, B, X( 8), X(10), X( 0), X( 5));
        BODY_40_59(41, B, C, D, E, T, A, X( 9), X(11), X( 1), X( 6));
        BODY_40_59(42, A, B, C, D, E, T, X(10), X(12), X( 2), X( 7));
        BODY_40_59(43, T, A, B, C, D, E, X(11), X(13), X( 3), X( 8));
        BODY_40_59(44, E, T, A, B, C, D, X(12), X(14), X( 4), X( 9));
        BODY_40_59(45, D, E, T, A, B, C, X(13), X(15), X( 5), X(10));
        BODY_40_59(46, C, D, E, T, A, B, X(14), X( 0), X( 6), X(11));
        BODY_40_59(47, B, C, D, E, T, A, X(15), X( 1), X( 7), X(12));
        BODY_40_59(48, A, B, C, D, E, T, X( 0), X( 2), X( 8), X(13));
        BODY_40_59(49, T, A, B, C, D, E, X( 1), X( 3), X( 9), X(14));
        BODY_40_59(50, E, T, A, B, C, D, X( 2), X( 4), X(10), X(15));
        BODY_40_59(51, D, E, T, A, B, C, X( 3), X( 5), X(11), X( 0));
        BODY_40_59(52, C, D, E, T, A, B, X( 4), X( 6), X(12), X( 1));
        BODY_40_59(53, B, C, D, E, T, A, X( 5), X( 7), X(13), X( 2));
        BODY_40_59(54, A, B, C, D, E, T, X( 6), X( 8), X(14), X( 3));
        BODY_40_59(55, T, A, B, C, D, E, X( 7), X( 9), X(15), X( 4));
        BODY_40_59(56, E, T, A, B, C, D, X( 8), X(10), X( 0), X( 5));
        BODY_40_59(57, D, E, T, A, B, C, X( 9), X(11), X( 1), X( 6));
        BODY_40_59(58, C, D, E, T, A, B, X(10), X(12), X( 2), X( 7));
        BODY_40_59(59, B, C, D, E, T, A, X(11), X(13), X( 3), X( 8));

        BODY_60_79(60, A, B, C, D, E, T, X(12), X(14), X( 4), X( 9));
        BODY_60_79(61, T, A, B, C, D, E, X(13), X(15), X( 5), X(10));
        BODY_60_79(62, E, T, A, B, C, D, X(14), X( 0), X( 6), X(11));
        BODY_60_79(63, D, E, T, A, B, C, X(15), X( 1), X( 7), X(12));
        BODY_60_79(64, C, D, E, T, A, B, X( 0), X( 2), X( 8), X(13));
        BODY_60_79(65, B, C, D, E, T, A, X( 1), X( 3), X( 9), X(14));
        BODY_60_79(66, A, B, C, D, E, T, X( 2), X( 4), X(10), X(15));
        BODY_60_79(67, T, A, B, C, D, E, X( 3), X( 5), X(11), X( 0));
        BODY_60_79(68, E, T, A, B, C, D, X( 4), X( 6), X(12), X( 1));
        BODY_60_79(69, D, E, T, A, B, C, X( 5), X( 7), X(13), X( 2));
        BODY_60_79(70, C, D, E, T, A, B, X( 6), X( 8), X(14), X( 3));
        BODY_60_79(71, B, C, D, E, T, A, X( 7), X( 9), X(15), X( 4));
        BODY_60_79(72, A, B, C, D, E, T, X( 8), X(10), X( 0), X( 5));
        BODY_60_79(73, T, A, B, C, D, E, X( 9), X(11), X( 1), X( 6));
        BODY_60_79(74, E, T, A, B, C, D, X(10), X(12), X( 2), X( 7));
        BODY_60_79(75, D, E, T, A, B, C, X(11), X(13), X( 3), X( 8));
        BODY_60_79(76, C, D, E, T, A, B, X(12), X(14), X( 4), X( 9));
        BODY_60_79(77, B, C, D, E, T, A, X(13), X(15), X( 5), X(10));
        BODY_60_79(78, A, B, C, D, E, T, X(14), X( 0), X( 6), X(11));
        BODY_60_79(79, T, A, B, C, D, E, X(15), X( 1), X( 7), X(12));

        c->h0 = (c->h0 + E) & 0xffffffffL;
        c->h1 = (c->h1 + T) & 0xffffffffL;
        c->h2 = (c->h2 + A) & 0xffffffffL;
        c->h3 = (c->h3 + B) & 0xffffffffL;
        c->h4 = (c->h4 + C) & 0xffffffffL;

        if (--num == 0) {
            break;
        }

        A = c->h0;
        B = c->h1;
        C = c->h2;
        D = c->h3;
        E = c->h4;

        W += SHA_LBLOCK;
    }
}
#endif

#ifndef DONT_IMPLEMENT_BLOCK_DATA_ORDER
void HASH_BLOCK_DATA_ORDER (SHA_CTX *c, const void *p, size_t num)
{
    const unsigned char *data = (const unsigned char *)p;
    register unsigned MD32_REG_T A, B, C, D, E, T, l;
#ifndef MD32_XARRAY
    unsigned MD32_REG_T XX0, XX1, XX2, XX3, XX4, XX5, XX6, XX7,
             XX8, XX9, XX10, XX11, XX12, XX13, XX14, XX15;
#else
    SHA_LONG    XX[16];
#endif

    A = c->h0;
    B = c->h1;
    C = c->h2;
    D = c->h3;
    E = c->h4;

    for (;;) {

        HOST_c2l(data, l);
        X( 0) = l;
        HOST_c2l(data, l);
        X( 1) = l;
        BODY_00_15( 0, A, B, C, D, E, T, X( 0));
        HOST_c2l(data, l);
        X( 2) = l;
        BODY_00_15( 1, T, A, B, C, D, E, X( 1));
        HOST_c2l(data, l);
        X( 3) = l;
        BODY_00_15( 2, E, T, A, B, C, D, X( 2));
        HOST_c2l(data, l);
        X( 4) = l;
        BODY_00_15( 3, D, E, T, A, B, C, X( 3));
        HOST_c2l(data, l);
        X( 5) = l;
        BODY_00_15( 4, C, D, E, T, A, B, X( 4));
        HOST_c2l(data, l);
        X( 6) = l;
        BODY_00_15( 5, B, C, D, E, T, A, X( 5));
        HOST_c2l(data, l);
        X( 7) = l;
        BODY_00_15( 6, A, B, C, D, E, T, X( 6));
        HOST_c2l(data, l);
        X( 8) = l;
        BODY_00_15( 7, T, A, B, C, D, E, X( 7));
        HOST_c2l(data, l);
        X( 9) = l;
        BODY_00_15( 8, E, T, A, B, C, D, X( 8));
        HOST_c2l(data, l);
        X(10) = l;
        BODY_00_15( 9, D, E, T, A, B, C, X( 9));
        HOST_c2l(data, l);
        X(11) = l;
        BODY_00_15(10, C, D, E, T, A, B, X(10));
        HOST_c2l(data, l);
        X(12) = l;
        BODY_00_15(11, B, C, D, E, T, A, X(11));
        HOST_c2l(data, l);
        X(13) = l;
        BODY_00_15(12, A, B, C, D, E, T, X(12));
        HOST_c2l(data, l);
        X(14) = l;
        BODY_00_15(13, T, A, B, C, D, E, X(13));
        HOST_c2l(data, l);
        X(15) = l;
        BODY_00_15(14, E, T, A, B, C, D, X(14));
        BODY_00_15(15, D, E, T, A, B, C, X(15));

        BODY_16_19(16, C, D, E, T, A, B, X( 0), X( 0), X( 2), X( 8), X(13));
        BODY_16_19(17, B, C, D, E, T, A, X( 1), X( 1), X( 3), X( 9), X(14));
        BODY_16_19(18, A, B, C, D, E, T, X( 2), X( 2), X( 4), X(10), X(15));
        BODY_16_19(19, T, A, B, C, D, E, X( 3), X( 3), X( 5), X(11), X( 0));

        BODY_20_31(20, E, T, A, B, C, D, X( 4), X( 4), X( 6), X(12), X( 1));
        BODY_20_31(21, D, E, T, A, B, C, X( 5), X( 5), X( 7), X(13), X( 2));
        BODY_20_31(22, C, D, E, T, A, B, X( 6), X( 6), X( 8), X(14), X( 3));
        BODY_20_31(23, B, C, D, E, T, A, X( 7), X( 7), X( 9), X(15), X( 4));
        BODY_20_31(24, A, B, C, D, E, T, X( 8), X( 8), X(10), X( 0), X( 5));
        BODY_20_31(25, T, A, B, C, D, E, X( 9), X( 9), X(11), X( 1), X( 6));
        BODY_20_31(26, E, T, A, B, C, D, X(10), X(10), X(12), X( 2), X( 7));
        BODY_20_31(27, D, E, T, A, B, C, X(11), X(11), X(13), X( 3), X( 8));
        BODY_20_31(28, C, D, E, T, A, B, X(12), X(12), X(14), X( 4), X( 9));
        BODY_20_31(29, B, C, D, E, T, A, X(13), X(13), X(15), X( 5), X(10));
        BODY_20_31(30, A, B, C, D, E, T, X(14), X(14), X( 0), X( 6), X(11));
        BODY_20_31(31, T, A, B, C, D, E, X(15), X(15), X( 1), X( 7), X(12));

        BODY_32_39(32, E, T, A, B, C, D, X( 0), X( 2), X( 8), X(13));
        BODY_32_39(33, D, E, T, A, B, C, X( 1), X( 3), X( 9), X(14));
        BODY_32_39(34, C, D, E, T, A, B, X( 2), X( 4), X(10), X(15));
        BODY_32_39(35, B, C, D, E, T, A, X( 3), X( 5), X(11), X( 0));
        BODY_32_39(36, A, B, C, D, E, T, X( 4), X( 6), X(12), X( 1));
        BODY_32_39(37, T, A, B, C, D, E, X( 5), X( 7), X(13), X( 2));
        BODY_32_39(38, E, T, A, B, C, D, X( 6), X( 8), X(14), X( 3));
        BODY_32_39(39, D, E, T, A, B, C, X( 7), X( 9), X(15), X( 4));

        BODY_40_59(40, C, D, E, T, A, B, X( 8), X(10), X( 0), X( 5));
        BODY_40_59(41, B, C, D, E, T, A, X( 9), X(11), X( 1), X( 6));
        BODY_40_59(42, A, B, C, D, E, T, X(10), X(12), X( 2), X( 7));
        BODY_40_59(43, T, A, B, C, D, E, X(11), X(13), X( 3), X( 8));
        BODY_40_59(44, E, T, A, B, C, D, X(12), X(14), X( 4), X( 9));
        BODY_40_59(45, D, E, T, A, B, C, X(13), X(15), X( 5), X(10));
        BODY_40_59(46, C, D, E, T, A, B, X(14), X( 0), X( 6), X(11));
        BODY_40_59(47, B, C, D, E, T, A, X(15), X( 1), X( 7), X(12));
        BODY_40_59(48, A, B, C, D, E, T, X( 0), X( 2), X( 8), X(13));
        BODY_40_59(49, T, A, B, C, D, E, X( 1), X( 3), X( 9), X(14));
        BODY_40_59(50, E, T, A, B, C, D, X( 2), X( 4), X(10), X(15));
        BODY_40_59(51, D, E, T, A, B, C, X( 3), X( 5), X(11), X( 0));
        BODY_40_59(52, C, D, E, T, A, B, X( 4), X( 6), X(12), X( 1));
        BODY_40_59(53, B, C, D, E, T, A, X( 5), X( 7), X(13), X( 2));
        BODY_40_59(54, A, B, C, D, E, T, X( 6), X( 8), X(14), X( 3));
        BODY_40_59(55, T, A, B, C, D, E, X( 7), X( 9), X(15), X( 4));
        BODY_40_59(56, E, T, A, B, C, D, X( 8), X(10), X( 0), X( 5));
        BODY_40_59(57, D, E, T, A, B, C, X( 9), X(11), X( 1), X( 6));
        BODY_40_59(58, C, D, E, T, A, B, X(10), X(12), X( 2), X( 7));
        BODY_40_59(59, B, C, D, E, T, A, X(11), X(13), X( 3), X( 8));

        BODY_60_79(60, A, B, C, D, E, T, X(12), X(14), X( 4), X( 9));
        BODY_60_79(61, T, A, B, C, D, E, X(13), X(15), X( 5), X(10));
        BODY_60_79(62, E, T, A, B, C, D, X(14), X( 0), X( 6), X(11));
        BODY_60_79(63, D, E, T, A, B, C, X(15), X( 1), X( 7), X(12));
        BODY_60_79(64, C, D, E, T, A, B, X( 0), X( 2), X( 8), X(13));
        BODY_60_79(65, B, C, D, E, T, A, X( 1), X( 3), X( 9), X(14));
        BODY_60_79(66, A, B, C, D, E, T, X( 2), X( 4), X(10), X(15));
        BODY_60_79(67, T, A, B, C, D, E, X( 3), X( 5), X(11), X( 0));
        BODY_60_79(68, E, T, A, B, C, D, X( 4), X( 6), X(12), X( 1));
        BODY_60_79(69, D, E, T, A, B, C, X( 5), X( 7), X(13), X( 2));
        BODY_60_79(70, C, D, E, T, A, B, X( 6), X( 8), X(14), X( 3));
        BODY_60_79(71, B, C, D, E, T, A, X( 7), X( 9), X(15), X( 4));
        BODY_60_79(72, A, B, C, D, E, T, X( 8), X(10), X( 0), X( 5));
        BODY_60_79(73, T, A, B, C, D, E, X( 9), X(11), X( 1), X( 6));
        BODY_60_79(74, E, T, A, B, C, D, X(10), X(12), X( 2), X( 7));
        BODY_60_79(75, D, E, T, A, B, C, X(11), X(13), X( 3), X( 8));
        BODY_60_79(76, C, D, E, T, A, B, X(12), X(14), X( 4), X( 9));
        BODY_60_79(77, B, C, D, E, T, A, X(13), X(15), X( 5), X(10));
        BODY_60_79(78, A, B, C, D, E, T, X(14), X( 0), X( 6), X(11));
        BODY_60_79(79, T, A, B, C, D, E, X(15), X( 1), X( 7), X(12));

        c->h0 = (c->h0 + E) & 0xffffffffL;
        c->h1 = (c->h1 + T) & 0xffffffffL;
        c->h2 = (c->h2 + A) & 0xffffffffL;
        c->h3 = (c->h3 + B) & 0xffffffffL;
        c->h4 = (c->h4 + C) & 0xffffffffL;

        if (--num == 0) {
            break;
        }

        A = c->h0;
        B = c->h1;
        C = c->h2;
        D = c->h3;
        E = c->h4;

    }
}
#endif

#else   /* OPENSSL_SMALL_FOOTPRINT */

#define BODY_00_15(xi)   do {   \
    T=E+K_00_19+F_00_19(B,C,D); \
    E=D, D=C, C=ROTATE(B,30), B=A;  \
    A=ROTATE(A,5)+T+xi;     } while(0)

#define BODY_16_19(xa,xb,xc,xd)  do {   \
    Xupdate(T,xa,xa,xb,xc,xd);  \
    T+=E+K_00_19+F_00_19(B,C,D);    \
    E=D, D=C, C=ROTATE(B,30), B=A;  \
    A=ROTATE(A,5)+T;        } while(0)

#define BODY_20_39(xa,xb,xc,xd)  do {   \
    Xupdate(T,xa,xa,xb,xc,xd);  \
    T+=E+K_20_39+F_20_39(B,C,D);    \
    E=D, D=C, C=ROTATE(B,30), B=A;  \
    A=ROTATE(A,5)+T;        } while(0)

#define BODY_40_59(xa,xb,xc,xd)  do {   \
    Xupdate(T,xa,xa,xb,xc,xd);  \
    T+=E+K_40_59+F_40_59(B,C,D);    \
    E=D, D=C, C=ROTATE(B,30), B=A;  \
    A=ROTATE(A,5)+T;        } while(0)

#define BODY_60_79(xa,xb,xc,xd)  do {   \
    Xupdate(T,xa,xa,xb,xc,xd);  \
    T=E+K_60_79+F_60_79(B,C,D); \
    E=D, D=C, C=ROTATE(B,30), B=A;  \
    A=ROTATE(A,5)+T+xa;     } while(0)

#ifndef DONT_IMPLEMENT_BLOCK_HOST_ORDER
void HASH_BLOCK_HOST_ORDER (SHA_CTX *c, const void *d, size_t num)
{
    const SHA_LONG *W = d;
    register unsigned MD32_REG_T A, B, C, D, E, T;
    int i;
    SHA_LONG    X[16];

    A = c->h0;
    B = c->h1;
    C = c->h2;
    D = c->h3;
    E = c->h4;

    for (;;) {
        for (i = 0; i < 16; i++) {
            X[i] = W[i];
            BODY_00_15(X[i]);
        }
        for (i = 0; i < 4; i++) {
            BODY_16_19(X[i],       X[i + 2],      X[i + 8],     X[(i + 13) & 15]);
        }
        for (; i < 24; i++) {
            BODY_20_39(X[i & 15],    X[(i + 2) & 15], X[(i + 8) & 15], X[(i + 13) & 15]);
        }
        for (i = 0; i < 20; i++) {
            BODY_40_59(X[(i + 8) & 15], X[(i + 10) & 15], X[i & 15],    X[(i + 5) & 15]);
        }
        for (i = 4; i < 24; i++) {
            BODY_60_79(X[(i + 8) & 15], X[(i + 10) & 15], X[i & 15],    X[(i + 5) & 15]);
        }

        c->h0 = (c->h0 + A) & 0xffffffffL;
        c->h1 = (c->h1 + B) & 0xffffffffL;
        c->h2 = (c->h2 + C) & 0xffffffffL;
        c->h3 = (c->h3 + D) & 0xffffffffL;
        c->h4 = (c->h4 + E) & 0xffffffffL;

        if (--num == 0) {
            break;
        }

        A = c->h0;
        B = c->h1;
        C = c->h2;
        D = c->h3;
        E = c->h4;

        W += SHA_LBLOCK;
    }
}
#endif

#ifndef DONT_IMPLEMENT_BLOCK_DATA_ORDER
void HASH_BLOCK_DATA_ORDER (SHA_CTX *c, const void *p, size_t num)
{
    const unsigned char *data = p;
    register unsigned MD32_REG_T A, B, C, D, E, T, l;
    int i;
    SHA_LONG    X[16];

    A = c->h0;
    B = c->h1;
    C = c->h2;
    D = c->h3;
    E = c->h4;

    for (;;) {
        for (i = 0; i < 16; i++) {
            HOST_c2l(data, l);
            X[i] = l;
            BODY_00_15(X[i]);
        }
        for (i = 0; i < 4; i++) {
            BODY_16_19(X[i],       X[i + 2],      X[i + 8],     X[(i + 13) & 15]);
        }
        for (; i < 24; i++) {
            BODY_20_39(X[i & 15],    X[(i + 2) & 15], X[(i + 8) & 15], X[(i + 13) & 15]);
        }
        for (i = 0; i < 20; i++) {
            BODY_40_59(X[(i + 8) & 15], X[(i + 10) & 15], X[i & 15],    X[(i + 5) & 15]);
        }
        for (i = 4; i < 24; i++) {
            BODY_60_79(X[(i + 8) & 15], X[(i + 10) & 15], X[i & 15],    X[(i + 5) & 15]);
        }

        c->h0 = (c->h0 + A) & 0xffffffffL;
        c->h1 = (c->h1 + B) & 0xffffffffL;
        c->h2 = (c->h2 + C) & 0xffffffffL;
        c->h3 = (c->h3 + D) & 0xffffffffL;
        c->h4 = (c->h4 + E) & 0xffffffffL;

        if (--num == 0) {
            break;
        }

        A = c->h0;
        B = c->h1;
        C = c->h2;
        D = c->h3;
        E = c->h4;

    }
}
#endif

#endif


#endif /* _SHA_LOCL__H */
